iPhone Duo vs Apple iPhone 4 comparison

Show Only Differences Highlight Differences	iPhone Duo	Apple iPhone 4
key specs
Display (Primary)	7.60-inch	-
Cover Display	5.40-inch	-
Processor	Apple A20 Pro	one-core
Front Camera	Unspecified	0.3-megapixel
Rear Camera	48-megapixel + 48-megapixel	5-megapixel
RAM	12GB	512MB
Storage	256GB	8GB
OS	iOS 27	iOS 6.1.3
Display	-	3.50-inch
Battery Capacity	-	1420mAh
Resolution	-	640x960 pixels
general
Brand	Apple	Apple
Model	iPhone Duo	iPhone 4
Release date	September 9, 2026	June 1, 2010
AI Enabled	Yes	-
Launched in India	Yes	-
Form factor	Foldable	Touchscreen
Body type	Metal	-
IP rating	IP68	-
Removable battery	No	No
Wireless charging	Yes	-
Colours	Star White and Night Sky	Black
Dimensions (mm)	-	115.20 x 59.00 x 9.30
Weight (g)	-	137.00
Battery capacity (mAh)	-	1420
display
Refresh Rate	120 Hz	-
Resolution Standard	FHD+	-
Screen size (inches)	7.60	3.50
Touchscreen	Yes	Yes
Protection type	Other	-
Resolution	-	640x960 pixels
Pixels per inch (PPI)	-	326
second display
Screen size (inches)	5.40	-
Touchscreen	Yes	-
Aspect ratio	4:3	-
hardware
Processor	hexa-core	one-core
Processor make	Apple A20 Pro	-
RAM	12GB	512MB
Internal storage	256GB	8GB
Expandable storage	No	No
camera
Rear camera	48-megapixel + 48-megapixel	5-megapixel
No. of Rear Cameras	2	-
Rear autofocus	Yes	-
Rear flash	Yes	LED
Front camera	Unspecified	0.3-megapixel
No. of Front Cameras	2	-
Pop-Up Camera	No	-
Front autofocus	Yes	-
Front flash	No	-
software
Operating system	iOS 27	iOS 6.1.3
connectivity
Wi-Fi 7	Yes	-
GPS	Yes	Yes
Bluetooth	Yes, v 6.00	Yes, v 2.10
NFC	Yes	No
USB Type-C	Yes	-
Wi-Fi	-	Yes
Infrared	-	No
USB OTG	-	No
Headphones	-	3.5mm
FM	-	No
Number of SIMs	-	1
Wi-Fi Direct	-	No
Mobile High-Definition Link (MHL)	-	No
sensors
In-Display Fingerprint Sensor	Yes	-
Compass/ Magnetometer	Yes	Yes
Proximity sensor	Yes	Yes
Accelerometer	Yes	Yes
Ambient light sensor	Yes	Yes
Gyroscope	Yes	Yes
Barometer	-	No
Temperature sensor	-	No
sim 1
SIM Type	-	Micro-SIM
GSM/CDMA	-	GSM
3G	-	Yes
4G/ LTE	-	No

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